Description
The Siemens QN2150RH is a 2-pole molded case circuit breaker engineered for reliable protection of electrical systems in residential and commercial applications. Rated at 150 amps and 120/240 VAC, it combines thermal and magnetic trip mechanisms to guard against overloads and short circuits. With a durable plug-in design and 22kA interrupting capacity, the QN2150RH ensures consistent performance under demanding conditions.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Siemens |
| Category |
Circuit Breaker |
| Part Number |
QN2150RH |
| Subcategory |
Molded Case |
| Series |
Q Series |
| Type |
QN |
| Voltage Rating |
120/240 VAC |
| Amperage Rating |
150 Amps |
| Poles |
2 |
| Phase |
1 |
| Interrupting Rating |
22kA @ 240V |
| Connection Type |
Plug-In |
| Protection Type |
Thermal Magnetic |
| Trip Functions |
Long-Time and Instantaneous |
| Standards Compliance |
UL 489 Certified |
| Country of Origin |
Mexico |
| Dimensions (H×W×D) |
2.362 × 7.48 × 3.937 in |
| Mounting Type |
Plug-In |
| Weight |
1 lb |
Information About QN2150RH
The QN2150RH is part of Siemens’ Q Series of low-voltage molded case circuit breakers, designed to deliver dependable circuit protection and easy installation. This breaker features a plug-in connection type compatible with Siemens load centers and panelboards, supporting straightforward integration into existing systems. Its thermal-magnetic trip function provides both overload and short-circuit protection, ensuring safe electrical distribution. Engineered to UL 489 standards, the QN2150RH meets the rigorous requirements of modern power systems for residential, industrial, and commercial settings.
Key Features:
- Rated Current: 150 Amps – Supports high-load electrical circuits in demanding installations.
- Voltage Rating: 120/240 VAC – Suitable for single-phase residential and commercial systems.
- Interrupting Capacity: 22kA @ 240V – Provides robust short-circuit protection for high-fault applications.
- Thermal Magnetic Protection: Ensures automatic disconnection in cases of overload or fault current.
- Connection Type: Plug-In Mounting – Simplifies installation and maintenance in Siemens panelboards.
- Pole Configuration: 2-Pole – Enables simultaneous protection of both conductors in a single-phase circuit.
- Compliance: UL 489 Certified – Meets industry standards for safety and performance.
- Durable Construction: Designed for long service life and reliable mechanical operation.
The QN2150RH delivers the reliability and precision required for effective electrical protection in load centers and distribution systems.
